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The general method of porcine in vitro fertilization (IVF), involving the co-culture of both gametes in a medium drop, is thought to be the main reason for the high incidence of polyspermy. The aim of this study was to reduce the polyspermic fertilization of porcine embryos during IVF by the modified swim-up method, based on general sperm swim-up technique. Within this design, a 70μm pore sized cell...
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